/* Base Styles & Imports */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");
@import url("https://fonts.googleapis.com/css2?family=Montez&display=swap");

:root {
    --primary-color: #2263b7;
    --hover-color: #FF9933;
    --text-color: #333;
    --bg-color: #f4f7fc;
    --border-color: #e1e5f0;
    --primary-bg: #ffffff;
    --secondary-bg: #f8f9fa;
    --error-color: #ff6b6b;
    --success-color: #51cf66;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --dark-bg: #2d2d2d;
    --dark-input: #3d3d3d;
    --dark-border: #4d4d4d;
    --footer-height: 60px;
}

[data-theme="dark"] {
    --text-color: #ffffff;
    --bg-color: #1a1a1a;
    --border-color: #4d4d4d;
    --primary-bg: #2d2d2d;
    --secondary-bg: #3d3d3d;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Pretendard', -apple-system, system-ui, sans-serif !important;
}

body {
    min-height: 100vh;
    min-height: calc(var(--vh, 1vh) * 100);
    background: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    padding: 0;
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

.auth-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.auth-box {
    width: min(95%, 400px);
    background: var(--primary-bg);
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 12px var(--shadow-color);
}

.logo-container {
    text-align: center;
    margin-bottom: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
}

h2.montez-regular {
    font-family: 'Montez', cursive !important;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin: 0;
    transition: color 0.3s ease;
    text-align: center;
}

[data-theme="dark"] h2.montez-regular {
    color: #ffffff;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

/* Form Styles */
.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--secondary-bg);
    color: var(--text-color);
    font-size: 16px;
    transition: all 0.3s ease;
}

[data-theme="dark"] .form-group input {
    background: var(--dark-input);
    border-color: var(--dark-border);
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(34, 99, 183, 0.1);
}

.form-group input::placeholder {
    color: var(--text-color);
    opacity: 0.5;
}

.error-message {
    color: var(--error-color);
    font-size: 14px;
    margin-top: 6px;
    display: none;
}

.form-group.error input {
    border-color: var(--error-color);
}

.form-group.error .error-message {
    display: block;
}

/* Button Styles */
.auth-button {
    width: 100%;
    padding: 14px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 16px;
}

.auth-button:hover {
    background: var(--hover-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(34, 99, 183, 0.2);
}

.auth-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Link Styles */
.auth-links {
    text-align: center;
    margin-top: 20px;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

[data-theme="dark"] .auth-links a {
    color: #ffffff;
    opacity: 0.8;
}

.auth-links a:hover {
    color: var(--hover-color);
}

[data-theme="dark"] .auth-links a:hover {
    opacity: 1;
}

/* Alert Messages */
.alert {
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    animation: fadeIn 0.3s ease;
}

.alert-success {
    background: var(--success-color);
    color: white;
}

.alert-error {
    background: var(--error-color);
    color: white;
}

[data-theme="dark"] .alert-success {
    background: rgba(81, 207, 102, 0.2);
    color: var(--success-color);
    border: 1px solid rgba(81, 207, 102, 0.3);
}

[data-theme="dark"] .alert-error {
    background: rgba(255, 107, 107, 0.2);
    color: var(--error-color);
    border: 1px solid rgba(255, 107, 107, 0.3);
}

/* Footer Styles */
footer {
    height: var(--footer-height);
    background: var(--primary-bg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
}

.footer-content {
    text-align: center;
    color: var(--text-color);
    font-size: 0.9rem;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-box {
    animation: fadeIn 0.5s ease;
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-box {
        padding: 24px;
    }

    h2.montez-regular {
        font-size: 2.2rem;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .form-group input {
        padding: 10px 14px;
        font-size: 15px;
    }

    footer {
        padding: 10px;
    }

    .footer-content {
        font-size: 0.8rem;
    }
}